A Global ETF’s American Heartbeat: How Tech Titans Drive the iShares MSCI World Fund

As 2026 gets underway, the iShares MSCI World ETF (ticker: URTH) is riding a wave of momentum, powered predominantly by the colossal strength of U.S. technology stocks. A significant shift has occurred at the top of its holdings, with Nvidia now leading the pack, surpassing giants like Apple and Microsoft. This dominance raises a pertinent question for investors: how globally diversified can an exchange-traded fund truly be when over 70% of its assets are concentrated in the United States and a substantial portion of its performance hinges on the tech sector?

The fund has posted robust gains in recent months, outperforming broader global indices that include emerging markets.

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